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TWIST | Summary | 
| Configuration Reference | |||
Seat Depth Range  | Footrest Type  | Footrest Width  | Front Wheels  | 
?  | ?  | ?  | ?  | 
| Standard Add 1.5" (3.8 cm) to minimum Seat to Footrest when 2" (5.1 cm) Taper Footrest Width is selected.  | |||
| Seat Depth Range | 3" (7.6 cm) Front Wheel | 4" (10.2 cm) Front Wheel | 5" (12.7 cm) Front Wheel | 
| 8"-11" (20.3 - 27.9 cm) | 9" - 12" (22.9 - 30.5 cm) | 9" - 12" (22.9 - 30.5 cm) | N/A | 
| 9"-12" (22.9 - 30.5 cm) | 10" - 13" (25.4 - 33 cm) | 10" - 13" (25.4 - 33 cm) | N/A | 
| 10"-13" (25.4 - 33 cm) | 9" - 13.5" (22.9 - 34.3 cm) | 9" - 13.5" (22.9 - 34.3 cm) | 9" - 14" (22.9 - 35.6 cm) | 
| 11"-14" (27.9 - 35.6 cm) | 10" - 14.5" (25.4 - 36.8 cm) | 10" - 14.5" (25.4 - 36.8 cm) | 10" - 15" (25.4 - 38.1 cm) | 
| 12"-15" (30.5 - 38.1 cm) | 11" - 15" (27.9 - 38.1 cm) | 11" - 15" (27.9 - 38.1 cm) | 11" - 15.5" (27.9 - 39.4 cm) | 
| 13"-16" (33 - 40.6 cm) | 12" - 16" (30.5 - 40.6 cm) | 12" - 16" (30.5 - 40.6 cm) | 12" - 16.5" (30.5 - 41.9 cm) | 
| High Mount Add 1.5" (3.8 cm) to minimum Seat to Footrest when 2" (5.1 cm) Taper Footrest Width is selected.  | |||
| Seat Depth Range | 3" (7.6 cm) Front Wheel | 4" (10.2 cm) Front Wheel | 5" (12.7 cm) Front Wheel | 
| 8"-11" (20.3 - 27.9 cm) | 5" - 8" (12.7 - 20.3 cm) | 5" - 8" (12.7 - 20.3 cm) | N/A | 
| 9"-12" (22.9 - 30.5 cm) | 6" - 9" (15.2 - 22.9 cm) | 6" - 9" (15.2 - 22.9 cm) | N/A | 
| 10"-13" (25.4 - 33 cm) | 5" - 9" (12.7 - 22.9 cm) | 5" - 9.5" (12.7 - 24.1 cm) | 5" - 10" (12.7 - 25.4 cm) | 
| 11"-14" (27.9 - 35.6 cm) | 6" - 10.5" (15.2 - 26.7 cm) | 7" - 11.5" (17.8 - 29.2 cm) | 6" - 11" (15.2 - 27.9 cm) | 
| 12"-15" (30.5 - 38.1 cm) | 7" - 11.5" (17.8 - 29.2 cm) | 8" - 12.5" (20.3 - 31.8 cm) | 7" - 12" (17.8 - 30.5 cm) | 
| 13"-16" (33 - 40.6 cm) | 8" - 12.5" (20.3 - 31.8 cm) | 7.5" - 12" (19.1 - 30.5 cm) | 8" - 13" (20.3 - 33 cm) | 
Measure from front edge of seat sling to top rear of footrest.
5" (12.7 cm) 5 5.5" (14 cm) 5.5 6" (15.2 cm) 6 6.5" (16.5 cm) 6.5 7" (17.8 cm) 7 7.5" (19.1 cm) 7.5 8" (20.3 cm) 8 8.5" (21.6 cm) 8.5 9" (22.9 cm) 9 9.5" (24.1 cm) 9.5 10" (25.4 cm) 10 10.5" (26.7 cm) 10.5 11" (27.9 cm) 11 11.5" (29.2 cm) 11.5 12" (30.5 cm) 12 12.5" (31.8 cm) 12.5 13" (33 cm) 13 13.5" (34.3 cm) 13.5 14" (35.6 cm) 14 14.5" (36.8 cm) 14.5 15" (38.1 cm) 15 15.5" (39.4 cm) 15.5 16" (40.6 cm) 16 16.5" (41.9 cm) 16.5 See Seat to Footrest Compatibility charts. This option affects the recommended range status for Seat to Footrest. Seat to Footrest must be 2" (5.1 cm) less than Front Seat Height. Seat to Footrest must be within range of selected Footrest Type.  | 
